Politics and government -- 6 Foreign relations -- 3 German reunification question (1949-1990) 2 History -- 2 Armed forces -- 1 Congresses -- 1 Economic aspects 1 more ... Economic conditions -- 1 Economic integration 1 Foreign economic relations -- 1 Foreign relations 1 German reunification question (1949-1990) -- 1 National security -- 1 Relations -- 1 Reorganization 1 Security, International 1 World war, 1914-1918 -- 1 less ...